*Vince Gilligan, showrunner of Breaking Bad and Better Call Saul, is NOT, as far as we know, Ian MacKintosh.

*The SIS (Secret Intelligence Service/MI6) was established in 1909. MI5 is the domestic intelligence unit of the U.K.

*The 60 Minutes Mike Wallace, as opposed to Sandbagger Mike Wallace, was just over 60 when this aired.

*Author Brendan Koerner (The Skies Belong to Us) identifies 1968-1972 as the "golden age" of skyjacking, with over 130 in that period alone. In 1973, new security regulations for passengers took effect and began to reduce the incidence as the decade continued.